1282320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 4671576

約数和(自身を除く): 3389256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 137, 144, 156, 180, 195, 208, 234, 240, 260, 274, 312, 360, 390, 411, 468, 520, 548, 585, 624, 685, 720, 780, 822, 936, 1040, 1096, 1170, 1233, 1370, 1560, 1644, 1781, 1872, 2055, 2192, 2340, 2466, 2740, 3120, 3288, 3562, 4110, 4680, 4932, 5343, 5480, 6165, 6576, 7124, 8220, 8905, 9360, 9864, 10686, 10960, 12330, 14248, 16029, 16440, 17810, 19728, 21372, 24660, 26715, 28496, 32058, 32880, 35620, 42744, 49320, 53430, 64116, 71240, 80145, 85488, 98640, 106860, 128232, 142480, 160290, 213720, 256464, 320580, 427440, 641160, 1282320]

約数ペア:

[(1, 1282320), (2, 641160), (3, 427440), (4, 320580), (5, 256464), (6, 213720), (8, 160290), (9, 142480), (10, 128232), (12, 106860), (13, 98640), (15, 85488), (16, 80145), (18, 71240), (20, 64116), (24, 53430), (26, 49320), (30, 42744), (36, 35620), (39, 32880), (40, 32058), (45, 28496), (48, 26715), (52, 24660), (60, 21372), (65, 19728), (72, 17810), (78, 16440), (80, 16029), (90, 14248), (104, 12330), (117, 10960), (120, 10686), (130, 9864), (137, 9360), (144, 8905), (156, 8220), (180, 7124), (195, 6576), (208, 6165), (234, 5480), (240, 5343), (260, 4932), (274, 4680), (312, 4110), (360, 3562), (390, 3288), (411, 3120), (468, 2740), (520, 2466), (548, 2340), (585, 2192), (624, 2055), (685, 1872), (720, 1781), (780, 1644), (822, 1560), (936, 1370), (1040, 1233), (1096, 1170)]